FNUS75 KGJT 100523
FWSGJT

SPOT FORECAST FOR BIG A FIRE...GJAC
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1123 PM MDT TUE AUG 9 2011

FORECAST IS BASED ON REQUEST TIME OF 1929 MDT ON AUGUST 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE DRY WESTERLY FLOW ALOFT WILL PERSIST...WITH
LITTLE CHANGE EXPECTED THROUGH THURSDAY. THE FLOW ALOFT WILL WEAKEN
TODAY...SO SURFACE WINDS WILL GENERALLY BE TERRAIN DRIVEN. HOWEVER...
LATE IN THE AFTERNOON DEEP MIXING COULD BRING SOME WESTERLY WINDS
TO THE SURFACE. LOOK FOR POOR RELATIVE HUMIDITY RECOVERY OVERNIGHT
AND AGAIN WEDNESDAY NIGHT...WITH A THERMAL BELT AGAIN DEVELOPING
AT THE BURN SITE.


.TODAY...

SKY/WEATHER.........SUNNY (0-10%).
MAX TEMPERATURE.....80-85 F.
MIN HUMIDITY........10-15%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-5 MPH UNTIL 1000...THEN
                    SHIFTING TO THE WEST AND INCREASING TO 5-10 MPH.
                    OCCASIONAL GUSTS TO AROUND 20 MPH BETWEEN 1400
                    AND 1900.
HAINES INDEX........6 HIGH.
LAL.................1.
TRANSPORT WINDS.....SOUTHWEST 17 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10%).
MIN TEMPERATURE.....50-55 F.
MAX HUMIDITY........43-48%.
20-FOOT WINDS.......WEST WINDS 5-10 MPH UNTIL 2000...THEN WINDS
                    BECOMING DOWNSLOPE/DOWNVALLEY 2-5 MPH.
HAINES INDEX........6 HIGH.
LAL.................1.
TRANSPORT WINDS.....SOUTHWEST 18 MPH.

.WEDNESDAY...

SKY/WEATHER.........SUNNY (0-10%).
MAX TEMPERATURE.....77-82 F.
MIN HUMIDITY........13-18%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-5 MPH UNTIL 1000...THEN
                    WEST WINDS INCREASING TO 5-10 MPH BY 1300.
                    OCCASIONAL GUSTS TO AROUND 20 MPH BETWEEN 1400
                    AND 1900.
HAINES INDEX........5 MODERATE.
LAL.................1.
TRANSPORT WINDS.....WEST 16 MPH.

$$
FORECASTER...JEFF COLTON
REQUESTED BY...DAVE PRICE
TYPE OF REQUEST...WILDFIRE
.TAG 20110809.BIGAF.01/GJT